When you ask Americans to list some of our country's most famous poets and short story tellers, you’ll rarely hear mention of one of the most well-known authors of all time. Perhaps it’s because most think he was British, or perhaps it’s because most of his macabre stories seem a genre all of their own. Today on America’s National Parks, Philadelphia’s Edgar Allan Poe National Historic Site, and his masterpiece, "The Raven," just in time for Halloween.